Home / 83,866.04-115,733.52-46,140.32

Finding the Fourth Proportional to 83,866.04, 115,733.52 and 46,140.32

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Solution

The fourth proportional to 83,866.04, 115,733.52 and 46,140.32 is: 63,672.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,866.04 : 115,733.52 = 46,140.32 : x
  2. Step 2: Convert to fraction form
    83,866.04/115,733.52 = 46,140.32/x
  3. Step 3: Cross multiply
    83,866.04x = 115,733.52 × 46,140.32
  4. Step 4: Simplify right side
    83,866.04x = 5,339,981,647.53
  5. Step 5: Solve for x
    x = 5,339,981,647.53/83,866.04
  6. Step 6: Final answer
    x = 63,672.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.